158136020833 has 8 divisors (see below), whose sum is σ = 185611391552. Its totient is φ = 131881777776.

The previous prime is 158136020827. The next prime is 158136020843. The reversal of 158136020833 is 338020631851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-158136020833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (158136020843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305281635 + ... + 305282152.

It is an arithmetic number, because the mean of its divisors is an integer number (23201423944).

Almost surely, 2^158136020833 is an apocalyptic number.

It is an amenable number.

158136020833 is a deficient number, since it is larger than the sum of its proper divisors (27475370719).

158136020833 is an equidigital number, since it uses as much as digits as its factorization.

158136020833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610563831.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 158136020833 in words is "one hundred fifty-eight billion, one hundred thirty-six million, twenty thousand, eight hundred thirty-three".